Skip to content
sellModerate cluster of 710b5-1 plan

Brett P Monia sold $1.2M of IONS

Chief Executive Officer at IONIS PHARMACEUTICALS INC. 38,843 shares at an average of $31.65, traded Feb 4, 2025, filed Feb 6, 2025.

Warning score
50
Value
$1.2M
38,843 shares
Holdings after
180,683
-18% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    CEO
    +25
  • Trade size
    $1.2M at market
    +25
  • Share of holdings sold
    Sold 18% of holdings
    +5
  • Cluster
    7 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +3.6%, 3m +0.4%, 6m +25.8%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

IONSOct 9, 2026 · close 45.28
Since filing Feb 6, 2025: +38.8%SPY +30.9% · excess +7.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0000874015-25-000084, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 4, 2025SOpen-market sale
Common Stock10b5-1
-38,843$31.65$1.2M180,683Feb 6, 2025

Related signals

Other insiders at IONIS PHARMACEUTICALS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
58Moderate
IONSbuy
IONIS PHARMACEUTICALS INC
Michael R Hayden
director
$1.1M
20,000 shares
+500%
45Moderate
IONSsell 710b5-1
IONIS PHARMACEUTICALS INC
C Frank Bennett
EVP, Chief Scientific Officer
$1.7M
20,536 shares
-25%
38Weak
IONSsell 710b5-1
IONIS PHARMACEUTICALS INC
Allene M. Diaz
director
$864k
10,111 shares
-73%
32Weak
IONSsell 910b5-1
IONIS PHARMACEUTICALS INC
Joseph Baroldi
EVP, Chief Business Officer
$452k
5,635 shares
-55%
30Weak
IONSsell 910b5-1
IONIS PHARMACEUTICALS INC
Eugene Schneider
EVP, Chf Clinical Develop Ofcr
$2.1M
26,000 shares
-25%
23Weak
IONSsell 910b5-1
IONIS PHARMACEUTICALS INC
Patrick R. O'Neil
EVP CLO & General Counsel
$246k
3,069 shares
-5%
43Moderate
IONSsell 910b5-1
IONIS PHARMACEUTICALS INC
Eric Swayze
EVP Research
$839k
10,602 shares
-33%
40Moderate
IONSsell 910b5-1
IONIS PHARMACEUTICALS INC
Brett P Monia
Chief Executive Officer
$6.8M
85,637 shares
-33%
14Weak
IONSsell 710b5-1
IONIS PHARMACEUTICALS INC
Spencer R Berthelsen
director
$588k
8,000 shares
-5%
40Moderate
IONSsell 710b5-1
IONIS PHARMACEUTICALS INC
Holly B. Kordasiewicz
EVP, Chief Development Officer
$4.5M
60,846 shares
-73%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Brett P Monia sold $1.2M of IONS | InsiderTell